package com.uplus.weixin.controller.minapp;

import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import com.uplus.weixin.config.WxMinAppConfiguration;
import com.uplus.weixin.utils.JsonUtils;

import cn.binarywang.wx.miniapp.api.WxMaService;
import cn.binarywang.wx.miniapp.bean.WxMaJscode2SessionResult;
import cn.binarywang.wx.miniapp.bean.WxMaPhoneNumberInfo;
import cn.binarywang.wx.miniapp.bean.WxMaUserInfo;
import me.chanjar.weixin.common.error.WxErrorException;

/**
 * 微信小程序用户接口
 *
 * @author <a href="https://github.com/binarywang">Binary Wang</a>
 */
@RestController
@RequestMapping("/wx/user/{appid}")
public class WxMaUserController {
	private final Logger logger = LoggerFactory.getLogger(this.getClass());

	/**
	 * <pre>
	 * 获取用户信息接口
	 * </pre>
	 */
	@GetMapping("/info")
	public String info(@PathVariable String appid, String sessionKey, String signature, String rawData,
			String encryptedData, String iv) {
		final WxMaService wxService = WxMinAppConfiguration.getMinAppServices().get(appid);
		;

		// 用户信息校验
		if (!wxService.getUserService().checkUserInfo(sessionKey, rawData, signature)) {
			return "user check failed";
		}

		// 解密用户信息
		WxMaUserInfo userInfo = wxService.getUserService().getUserInfo(sessionKey, encryptedData, iv);

		return JsonUtils.toJson(userInfo);
	}

	/**
	 * 登陆接口
	 */
	@GetMapping("/login")
	public String login(@PathVariable String appid, String code) {
		if (StringUtils.isBlank(code)) {
			return "empty jscode";
		}

		final WxMaService wxService = WxMinAppConfiguration.getMinAppServices().get(appid);
		;

		try {
			WxMaJscode2SessionResult session = wxService.getUserService().getSessionInfo(code);
			this.logger.info(session.getSessionKey());
			this.logger.info(session.getOpenid());
			// TODO 可以增加自己的逻辑，关联业务相关数据
			return JsonUtils.toJson(session);
		} catch (WxErrorException e) {
			this.logger.error(e.getMessage(), e);
			return e.toString();
		}
	}

	/**
	 * <pre>
	 * 获取用户绑定手机号信息
	 * </pre>
	 */
	@GetMapping("/phone")
	public String phone(@PathVariable String appid, String sessionKey, String signature, String rawData,
			String encryptedData, String iv) {
		final WxMaService wxService = WxMinAppConfiguration.getMinAppServices().get(appid);
		;

		// 用户信息校验
		if (!wxService.getUserService().checkUserInfo(sessionKey, rawData, signature)) {
			return "user check failed";
		}

		// 解密
		WxMaPhoneNumberInfo phoneNoInfo = wxService.getUserService().getPhoneNoInfo(sessionKey, encryptedData, iv);

		return JsonUtils.toJson(phoneNoInfo);
	}

}
